Lean is a technique that uses DMAIC phases and some Lean Six Sigma tools to enhance a company's performance.DPMO is calculated to be at 21,208 and is at the level of 3,53 sigma according to the calculation findings. Additionally, using the fishbone diagram, it was possible to identify the causal elements for faults, which include human factors, machine factors, environmental factors, and raw material factors. Some wasteful results of the observation are rework, delay, and motion. The House of Risk (HOR) approach reduces the risk of any problem. The recommendation of the control plan is to prepare a schedule of maintenance with a logbook for maintenance and monitoring of the machine by the operator on a regular basis and do the training.

Keywords : Lean, DMAIC, HOR.